Home / 15,856.93-23,796.94-12,774.17

Finding the Fourth Proportional to 15,856.93, 23,796.94 and 12,774.17

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Solution

The fourth proportional to 15,856.93, 23,796.94 and 12,774.17 is: 19,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856.93 : 23,796.94 = 12,774.17 : x
  2. Step 2: Convert to fraction form
    15,856.93/23,796.94 = 12,774.17/x
  3. Step 3: Cross multiply
    15,856.93x = 23,796.94 × 12,774.17
  4. Step 4: Simplify right side
    15,856.93x = 303,986,208.55
  5. Step 5: Solve for x
    x = 303,986,208.55/15,856.93
  6. Step 6: Final answer
    x = 19,170.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.